Finding the Third Proportional to 7,139,146 and 10,876,025

Step by Step Solution

1. Step 1: Write the proportion equation
   7,139,146 : 10,876,025 = 10,876,025 : x
2. Step 2: Convert to fraction form
   7,139,146/10,876,025 = 10,876,025/x
3. Step 3: Cross multiply
   7,139,146x = 10,876,025 × 10,876,025
4. Step 4: Simplify right side
   7,139,146x = 118,287,919,800,625
5. Step 5: Solve for x
   x = 118,287,919,800,625/7,139,146
6. Step 6: Final answer
   x = 16,568,917.32